PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/10-15:42:40
G01     318.7          18.7                6.2 +/-    2.58      14.1 +/-    2.58  0.050 / 0.060
G08     258.7          12.6                7.7 +/-    3.32      20.3 +/-    3.32  0.050 / 0.070
G10     81.0           53.1                6.8 +/-    0.63       8.3 +/-    0.63  0.210 / 0.350
G11     304.2          21.8                5.1 +/-    1.54      10.8 +/-    1.54  0.100 / 0.260
G14     296.7          70.1                7.3 +/-    0.59       7.7 +/-    0.59  0.040 / 0.050
G22     301.4          12.3                6.4 +/-    2.04      17.1 +/-    2.04  0.040 / 0.050
G31     175.5          43.6               11.1 +/-    1.44      15.2 +/-    1.44  0.030 / 0.040
G32     10.7           66.3                5.9 +/-    0.53       6.4 +/-    0.53  0.040 / 0.040